On Mon, Mar 12, 2018 at 10:21:29AM -0700, Alexander Duyck wrote: > diff --git a/include/linux/pci.h b/include/linux/pci.h > index 024a1beda008..9cab9d0d51dc 100644 > --- a/include/linux/pci.h > +++ b/include/linux/pci.h > @@ -1953,6 +1953,7 @@ static inline void pci_mmcfg_late_init(void) { } > int pci_vfs_assigned(struct pci_dev *dev); > int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs); > int pci_sriov_get_totalvfs(struct pci_dev *dev); > +int pci_sriov_configure_simple(struct pci_dev *dev, int nr_virtfn); > resource_size_t pci_iov_resource_size(struct pci_dev *dev, int resno); > void pci_vf_drivers_autoprobe(struct pci_dev *dev, bool probe); > #else I recommend stubbing 'pci_sriov_configure_simple' or defining it to NULL in the '#else' section here so you don't need to repeat the "#ifdef CONFIG_PCI_IOV" in each driver wishing to use this function. Otherwise looks fine to me.